“Create Killer Websites Using the Power of Modern JavaScript” DHTML Utopia is an easy-to-follow, step-by-step tutorial that will show you how to make your. Modern Web Design Using JavaScript & DOM. HTML Source Review. Now that using nice, valid HTML and CSS for layout have been well and truly cracked. DHTML Utopia: Modern Web Design Using JavaScript & DOM by Stuart contributes to Stylish Scripting: SitePoint’s DHTML and CSS Blog. About The.

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Browser sniffing — what little of it remains — should be confined to the dustbin of history. Learning which events are available, how to hook your code up to them, and how to make javascripf use of them is a critical part of building dynamic Web applications.

We use browser detection.

DHTML Utopia: Modern Web Design Using JavaScript and DOM

As we move, we want new areas of the big image to come into view. Actually, you could have as many as you liked, but each one would overwrite the one before it, so, effectively, you have only one. Each browser provides a window.

The DOM standard specifies a method, named preventDefaultthat achieves this, but again, Internet Explorer implements its dntml proprietary technique. This allows event handlers to be attached to page elements without polluting your HTML code with dozens of inline event handlers.

The thumbnail becomes a viewing area in which we can see a snippet of dok full-size image. This kind of inter-script conflict is what modern event listeners are designed to avoid.

An event listener is the thing that grabs the event when it appears, and responds to it. We can, for example, attach one single function as an event listener for click events to every link in our page. Its structure reflects our earlier discussions, but it contains some additional code for this particular technique.


We then create the text node for the text that will appear inside the link. A Web page is a document. If we include the brackets, we call the method getElementById.

Targeted to designers and content creators, not just programmers. The code that assigns it has been placed inside a new function, addListeners:.

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DHTML Utopia: Modern Web Design Using JavaScript and DOM: Stuart Langridge: : Books

The capabilities of CSS increase all the time, and more “interactive” features are constantly being added to the CSS specification. I remember the first time I saw an image rollover on a web site, and being blown away by the sheer coolness of such a thing.

As a result, the highlighted cells in that particular table will be highlighted differently. Internet Explorer will let you get away without using a dimension, as it assumes that a dimensionless number is actually a pixel measurement. Clicking on the link will cause that link to fire a click event.

ComiXology Thousands of Digital Comics. If elements are improperly nested, problems arise. What would be good is a complete tutorial or e-book on creating a website engine template consisting of php, css, dhtml seperating content from all the above scripting languages. We can check if the unordered list has any list items children by looking at the length property of the childNodes array:.

There are two sorts of browser incompatibilities: It reduces the amount of data we have to manage. If you are willing to completely ignore non-DOM compliant browsers which we should all be migrating to anyway then there are some cool techniques that you usiny learn here.


You can read four sample chapters of this book online for free. Errors should not be shown to the user: One day someone came in and observed, on the paper sticking out of one of the Teletypes, displayed in magnificent isolation, this ominous phrase:.

If you already know all these details, you might want to flick through the jwvascript anyway; you may even be a little surprised by some of it.

Stuart Langridge, DHTML Utopia Modern Web Design Using JavaScript & DOM

Some Websites open all clicked links in a new window. You must explicitly test for each feature. The CSS-Discuss mailing list is “devoted to talking about CSS and ways wweb use it in the real world; in other words, practical uses and applications. Being able to change the display properties of existing elements, and to read and alter the attributes of those elements, puts a lot of power at your disposal, but the ability to dynamically create or remove parts of a page requires us to leverage a whole new set of techniques.

Keeping your HTML valid avoids all these problems. Now, to make the big image move, we have to calculate a distance by which to move it. This finds the moused-over cell, then calculates the row and the table in which that cell appears.